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Improper Check for Unusual or Exceptional Conditions

CVE-2023-30591

High
7.5/10

Summary

Denial-of-Service in nodebb versions prior to 2.8.11, allows unauthenticated attackers to trigger a crash, when invoking `eventName.startsWith()` or `eventName.toString()`, while processing "Socket.IO" messages via crafted "Socket.IO" messages containing array or object type for the event name respectively.

  • LOW
  • NETWORK
  • NONE
  • UNCHANGED
  • NONE
  • NONE
  • NONE
  • HIGH

CWE-754 - Improper Check for Unusual or Exceptional Conditions

The software does not check or incorrectly checks for unusual or exceptional conditions that are not expected to occur frequently during day to day operation of the software.

References

Advisory Timeline

  • Published